Move to SmalltalkHub

Now that Seaside in on SmalltalkHub update the build scripts to load Seaside
from SmalltalkHub.
Merge pull request #16 from marschall/smalltalkhub

Move to SmalltalkHub
Update Seaside 3.0 Scripts to SmalltalkHub

Update the Seaside 3.0 scripts to load from SmalltalkHub like the 3.1 scripts.
Merge pull request #17 from marschall/smalltalkhub-seaside30

Update Seaside 3.0 Scripts to SmalltalkHub
More Pharo Tests

Add more Pharo specific packages of test packages.
Merge pull request #18 from marschall/more-pharo-tests

More Pharo Tests